121332020107 has 2 divisors, whose sum is σ = 121332020108. Its totient is φ = 121332020106.

The previous prime is 121332020093. The next prime is 121332020153. The reversal of 121332020107 is 701020233121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121332020107 is a prime.

It is not a weakly prime, because it can be changed into another prime (121332020167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60666010053 + 60666010054.

It is an arithmetic number, because the mean of its divisors is an integer number (60666010054).

Almost surely, 2^121332020107 is an apocalyptic number.

121332020107 is a deficient number, since it is larger than the sum of its proper divisors (1).

121332020107 is an equidigital number, since it uses as much as digits as its factorization.

121332020107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 121332020107 its reverse (701020233121), we get a palindrome (822352253228).

The spelling of 121332020107 in words is "one hundred twenty-one billion, three hundred thirty-two million, twenty thousand, one hundred seven".